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Ottosen, IA

Full City Profile · Iowa · Humboldt County County

3.1 /5.0
B Good
31 Population 63/sq mi density
$43,125 Median Income $21,313 per capita
$65,000 Home Value $159,873 Zillow
46°F Avg Temperature 260 sunny days/yr
254 Violent Crime/100K 636 property/100K
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.6 / 5.0
$43,125 median income, 3.8% unemployment
A+
Affordability
5.0 / 5.0
$65,000 home value, /mo rent
F
Safety
1.0 / 5.0
254 violent crimes/100K
C+
Education
2.7 / 5.0
20.8% bachelor's degree or higher
Ottosen experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 16°F in January while summers reach 72°F in July. The area gets 260 sunny days per year. Annual precipitation totals 35.0 inches. Air quality is rated Good with a median AQI of 43.

Temperature

16°F Jan (-9°C) 72°F Jul (22°C)
Annual Average46.2°F
14% below US avg
January Average16°F (-9°C)
July Average72°F (22°C)
Sunny Days260 days/yr

Geography

Elevation1,152 ft (351 m)
Area0.6 sq mi (1.5 km²)
Population Density63/sq mi
Coordinates42.8977°N, 94.3760°W
TimezoneAmerica/Chicago
CountyHumboldt County County
Nearest AirportFort Dodge Regional (FOD)
26 miles away

Precipitation & Snow

Annual Rainfall 35.0"
8% below US avg
Wettest Month (Jun) 4.53"
Driest Month (Jan) 0.71"

Air Quality

AQI Median43.0
RatingGood

Natural Hazard Risk

Overall RiskVery Low
Risk Score24.1 / 100
Social Vulnerability19.3 / 100
Community Resilience74.0 / 100

Hazard Breakdown

Tornado Relatively Low
Hurricane Very Low
Earthquake Very Low
Wildfire Very Low
Flood Very Low
Hail Relatively Low
Strong Wind Relatively Low
Heat Wave Very Low
Winter Weather Relatively Low
Lightning Very Low
Ice Storm Relatively Low
Drought Relatively High
Cold Wave Relatively Low
Landslide Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

2 earthquakes (M2.5+) within 150 km since 1990. Strongest: M2.8. Most recent: M2.7 on Jun 30, 2021.

Apr 25, 2017 Near Mankato, Minnesota M2.8 147 km
Jun 30, 2021 4 km E of Rembrandt, Iowa M2.7 60 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

589 tornadoes (EF0+) within 100 km since 1950. Strongest: EF5. Total: 15 fatalities, 353 injuries.

Date Rating Distance Fatalities
Oct 14, 1966 EF5 60 km 6
Apr 9, 2011 EF4 43 km 0
Jun 17, 2010 EF4 96 km 1
May 24, 1989 EF4 87 km 0
Jun 28, 1979 EF4 35 km 3
May 4, 1977 EF4 45 km 0
Jun 8, 1967 EF4 45 km 0
May 5, 1965 EF4 67 km 0
Aug 29, 1964 EF4 12 km 0
Jun 9, 1954 EF4 74 km 1
May 10, 1953 EF4 72 km 0
Jul 14, 2021 EF3 78 km 0
Jun 12, 2013 EF3 57 km 0
Apr 9, 2011 EF3 75 km 0
Apr 9, 2011 EF3 96 km 0
Nov 12, 2005 EF3 85 km 1
Jun 11, 2004 EF3 53 km 0
Jun 18, 1994 EF3 66 km 0
Jun 7, 1984 EF3 36 km 0
Sep 20, 1980 EF3 69 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Wildfire History

1 wildfire (100+ acres) within 100 km. Largest: DEWEYS PASTURE (641 ac, 2008).

Year Name Acres Distance
2008 DEWEYS PASTURE 641 55 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 16°F (-9°C) 0.7 in Coldest, Driest
February 21°F (-6°C) 0.8 in
March 33°F (1°C) 2.0 in
April 47°F (8°C) 3.0 in
May 60°F (15°C) 3.8 in
June 70°F (21°C) 4.5 in Wettest
July 72°F (22°C) 4.1 in Warmest
August 70°F (21°C) 3.9 in
September 63°F (17°C) 3.2 in
October 50°F (10°C) 2.3 in
November 34°F (1°C) 1.6 in
December 20°F (-7°C) 1.0 in

Ottosen has a seasonal temperature swing of 56°F / from 16°F in January to 72°F in July. Total annual precipitation is 30.7 inches, with June being the wettest month (4.5") and January the driest (0.7").

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